Cohort profile: The Social media, smartphone use and Self-harm in Young People (3S-YP) study–A prospective, observational cohort study of young people in contact with mental health services

• Amanda Bye ,

  Roles Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: amanda.bye@kcl.ac.uk

  Affiliations Department of Psychological Medicine, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom, Department of Child and Adolescent Psychiatry, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom

  https://orcid.org/0000-0002-9808-4956

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• Ben Carter,

  Roles Conceptualization, Funding acquisition, Methodology, Supervision, Validation, Visualization, Writing – review & editing

  Affiliation Department of Biostatistics and Health Informatics, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom

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• Daniel Leightley,

  Roles Data curation, Methodology, Resources, Software, Writing – review & editing

  Affiliations Department of Psychological Medicine, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom, Institute of Psychiatry, King’s Centre for Military Health Research, Psychology and Neuroscience, King’s College London, London, United Kingdom, School of Life Course & Population Sciences, King’s College London, London, United Kingdom

  https://orcid.org/0000-0001-9512-752X

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• Kylee Trevillion,

  Roles Conceptualization, Funding acquisition, Methodology, Writing – review & editing

  Affiliation Health Service and Population Research Department, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom

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• Maria Liakata,

  Roles Conceptualization, Funding acquisition, Methodology, Writing – review & editing

  Affiliations School of Electronic Engineering & Computer Science, Queen Mary, University of London, London, United Kingdom, The Alan Turing Institute, London, United Kingdom, University of Warwick, Warwick, United Kingdom

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• Stella Branthonne-Foster,

  Roles Conceptualization, Funding acquisition, Methodology, Software, Writing – review & editing

  Affiliation Senior Service User Consultant, London, United Kingdom

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• Samantha Cross,

  Roles Data curation, Formal analysis, Visualization, Writing – review & editing

  Affiliation Department of Biostatistics and Health Informatics, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom

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• Zohra Zenasni,

  Roles Data curation, Formal analysis, Investigation, Writing – review & editing

  Affiliation Department of Biostatistics and Health Informatics, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom

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• Ewan Carr,

  Roles Formal analysis, Writing – review & editing

  Affiliation Department of Biostatistics and Health Informatics, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom

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• Grace Williamson,

  Roles Investigation, Software, Writing – review & editing

  Affiliations Department of Psychological Medicine, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom, Institute of Psychiatry, King’s Centre for Military Health Research, Psychology and Neuroscience, King’s College London, London, United Kingdom

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• Alba Vega Viyuela,

  Roles Investigation, Writing – review & editing

  Affiliations National Institute for Health and Care Research (NIHR) Clinical Research Network (CRN) South London, London, United Kingdom, Cardiology Research Department, Health Research Institute, Fundación Jiménez Díaz Hospital, Madrid, Spain

  https://orcid.org/0000-0002-4309-3943

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• Rina Dutta

  Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Methodology, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

  Affiliations Department of Psychological Medicine, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom, South London and Maudsley NHS Foundation Trust, London, United Kingdom

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